| Company | Timeline | Status | |
| Vertica Consulting Limited Director • Lift Consultant | 23 Mar 2006←19 Years→Current | Active | |
First4lifts Limited Director • Lift Consultant | 23 Mar 2006←10 Years→28 Feb 2017 | Dissolved | |
| Affero Ltd Director • Unreported | 6 Mar 2003←22 Years→Current | Active | |
| Otis Limited Director • Director Services | 31 Aug 1992←4 Years→31 Dec 1996 | Active | |
